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两个LSF0108用于JTAG切换,EN控制咨询

Other Parts Discussed in Thread: LSF0108

我想用两个LSF0108做JTAG切换,任意时刻只有一路(图中的JTAG座子或者PCIe金手指)到芯片的JTAG。其中一个LSF0108的EN接到了拨码开关,然后EN三极管反相后接到另一个LSF0108的EN,请帮忙看下原理图是否正确