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SN74AUP1T04反相器我输出低电平的时候可以将MCU端原有的高电平拉低么?

Other Parts Discussed in Thread: SN74AUP1T04

你好,我现在想用SN74AUP1T04做电平翻转,当Y脚输出低电平的时候是否可以将MCU端IO口原来的高电平拉低,另外我是否可以通过控制SN74AUP1T04 VCC供电来使能芯片?