JSFiddle - React, Tailwind, and code Playground

HTML

<div ng-app="app">
    <div ng-controller="Ctrl">
        <button ng-click="disableIt()">Click to disable</button>
        <my-tag is-disabled="isDisabled"></my-tag>
    </div>
</div>

JavaScript

var app = angular.module('app', [])
.controller('Ctrl', function($scope) {
    $scope.isDisabled = false;
    $scope.disableIt = function() {
        $scope.isDisabled = true;
    };
})
.directive( 'myTag', function() {
    return {
        restrict: 'E',
        scope: {
            isDisabled: '='
        },
        template: '<select ng-disabled="isDisabled"><option>not disabled</option></select>'
    };
});