JSFiddle - React, Tailwind, and code Playground

HTML

<input id="one" type="text"/>
<input id="two" type="text"/>

JavaScript

$('input').datepicker({
   beforeShow: function(input, inst) {
       $('#ui-datepicker-div').removeClass(function() {
           return $('input').get(0).id; 
       });
       $('#ui-datepicker-div').addClass(this.id);
   }
});