entrada html vue habilitada
<script src="https://cdnjs.cloudflare.com/ajax/libs/vue/2.5.17/vue.js"></script>
<div id="app">
<button @click="disabled = (disabled + 1) % 2">Toggle Enable</button>
<input type="text" :disabled="disabled == 1">
<pre>{{ $data }}</pre>
</div>
Run code snippet
Dead Dotterel