JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://code.jquery.com/jquery-2.1.4.min.js"></script>
<button id="button1">First button</button>
<button id="button2">Second button</button>

JavaScript

$(document).ready(function() {
    JQuery("#button1").click(function() {
        $("#button2").prop("disabled", "disabled");
        $("#button1").prop("disabled", "disabled");
    });
});