JSFiddle - React, Tailwind, and code Playground

HTML

<div id="subfilterNamesContainer">
    <label>
        <input type="checkbox" value="X"> X
    </label>
    <label>
        <input type="checkbox" value="A"> A
    </label>
    <label>
        <input type="checkbox" value="A A" class="default"> A A
    </label>
    <label>
        <input type="checkbox" value="A B" class="default"> A B
    </label>
    <label>
        <input type="checkbox" value="F" checked="true"> F
    </label>
    <label>
        <input type="checkbox" value="E" checked="true"> E
    </label>
</div>

CSS

label {
    display: block;
}

JavaScript

function sortGiveNamesFilter() {
    $('#subfilterNamesContainer label').sort(function(a, b) {
        var $a = $(a).find(':checkbox'),
            $b = $(b).find(':checkbox');

        if ($a.hasClass('default') && !$b.hasClass('default'))
            return -1;
        else if (!$a.hasClass('default') && $b.hasClass('default'))
            return 1;

        if ($a.is(':checked') && !$b.is(':checked'))
            return -1;
        else if (!$a.is(':checked') && $b.is(':checked'))
            return 1;

        if ($a.val() < $b.val())
            return -1;
        else if ($a.val() > $b.val())
            return 1;

        return 0;
    }).appendTo('#subfilterNamesContainer');
    
    $('#subfilterNamesContainer .default:last, #subfilterNamesContainer :checked:last').closest('label').after('<hr />');
}

sortGiveNamesFilter();