加载json数据 disabled 能否不级联

[geniuskai]

{
"value": 7,
"name": "事业部二",
"disabled": "disabled",
"children": [
{
"value": 10,
"name": "事业部2.1",
"selected": "selected",
"children": [
{
"value": 11,
"name": "事业部2.1.1",
"selected": "selected",
"children": []
}
]
}
]
}
]
},
json数据父节点设置了disabled，子节点对应的也给禁用了，有没有操作，可以父节点禁用，不影响子节点的选择