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SN74LV4052A: SN74LV4052A線路

Part Number: SN74LV4052A

請問線路這樣接對嗎?其他問題如下:

1.Vcc接3.3V,1Y0跟2Y0可以接5V I/O的訊號嗎?

2.SN74LV4052A沒電源時,1-com跟1Y0、2-com跟2Y0會導通嗎?還是一定要給電源才會導通?

3.假設Vcc接5V,pin 10 (A)可以直接接3.3V I/O嗎?