JSFiddle - React, Tailwind, and code Playground

HTML

<div ng-app='app' ng-controller='OuterCtrl'>
        <div ng-controller='dynamicCtrl'>
            {{message}}
        </div>
    </div>

JavaScript

angular.module('app', [])
        .controller('OuterCtrl', ['$scope','$controller', 
            function(scope, $controller) {
                
                scope.dynamicCtrl = $controller('InnerCtrlFromModule',{$scope:scope.$new()}).constructor;
                                                              
            }
        ])
    
        .controller('InnerCtrlFromModule',['$scope', function($scope) {
                $scope.message = 'from controller defined in module - want';
            }])