Datatable checkbox sort

HTML

<script src="//code.jquery.com/jquery-1.12.3.js"></script>
<script src="https://cdn.datatables.net/1.10.12/js/jquery.dataTables.min.js"></script>
<script src="https://cdn.datatables.net/select/1.2.0/js/dataTables.select.min.js"></script>
<link rel="stylesheet" href="https://cdn.datatables.net/1.10.12/css/jquery.dataTables.min.css">
<link rel="stylesheet" href="https://cdn.datatables.net/select/1.2.0/css/select.dataTables.min.css">
<button type="button" id="select_button">Select row 12</button>
<table id="example" class="display" cellspacing="0" width="100%">
  <thead>
    <tr>
      <th></th>
      <th>Name</th>
      <th>Position</th>
      <th>Office</th>
      <th>Age</th>
      <th>Salary</th>
    </tr>
  </thead>
  <tfoot>
    <tr>
      <th></th>
      <th>Name</th>
      <th>Position</th>
      <th>Office</th>
      <th>Age</th>
      <th>Salary</th>
    </tr>
  </tfoot>
  <tbody>
    <tr>
      <td></td>
      <td>Tiger Nixon</td>
      <td>System Architect</td>
      <td>Edinburgh</td>
      <td>61</td>
      <td>$320,800</td>
    </tr>
    <tr>
      <td></td>
      <td>Garrett Winters</td>
      <td>Accountant</td>
      <td>Tokyo</td>
      <td>63</td>
      <td>$170,750</td>
    </tr>
    <tr>
      <td></td>
      <td>Ashton Cox</td>
      <td>Junior Technical Author</td>
      <td>San Francisco</td>
      <td>66</td>
      <td>$86,000</td>
    </tr>
    <tr>
      <td></td>
      <td>Cedric Kelly</td>
      <td>Senior Javascript Developer</td>
      <td>Edinburgh</td>
      <td>22</td>
      <td>$433,060</td>
    </tr>
    <tr>
      <td></td>
      <td>Airi Satou</td>
      <td>Accountant</td>
      <td>Tokyo</td>
      <td>33</td>
      <td>$162,700</td>
    </tr>
    <tr>
      <td></td>
      <td>Brielle Williamson</td>
      <td>Integration Specialist</td>
      <td>New York</td>
      <td>61</td>
      <td>$372,000</td>
    </tr>
    <tr>
      <td></td>
      <td>Herrod Chandler</td>
      <td>Sales Assistant</td>
      <td>San...

JavaScript

$.fn.dataTable.ext.order['dom-checkbox'] = function  ( settings, col )
{
  return this.api().column( col, {order:'index'} ).nodes().map( function ( td, i ) {
    return $(td).closest('tr').hasClass('selected') ? '1' : '0';
  } );
}


$(document).ready(function() {
  var table = $('#example').DataTable({
    columnDefs: [{
      className: 'select-checkbox',
      targets: 0,
			orderDataType: 'dom-checkbox'
    }],
    select: {
      style: 'os',
      selector: 'td:first-child'
    },
    order: [
      [1, 'asc']
    ]
  });

  $('#select_button').click(function() {
    table.rows(11).select();
    table.order([0,'desc']).draw();
  });
});