SOURCE

var app = new Vue({
  el: '#app',
  data() {
    return {
      myArray: [{id:1, name: 'aa'}],
      myArray2: []
    }
  }, 
  methods: {

  }
});

<div id="app">
  <draggable v-model="myArray" group="people" @start="drag=true" @end="drag=false">
   <div v-for="element in myArray" :key="element.id">{{element.name}}</div>
</draggable>
  <draggable v-model="myArray2" group="people" @start="drag=true" @end="drag=false" style="height: 50px;background:red">
   <div v-for="element in myArray2" :key="element.id">{{element.name}}</div>
</draggable>
</div>