Does the next scenarios are permitted?:
1)VCCA=OFF, VCCB=ON, OE='H'?
2)VCCA=ON, VCCB=OFF, OE='H'?
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Does the next scenarios are permitted?:
1)VCCA=OFF, VCCB=ON, OE='H'?
2)VCCA=ON, VCCB=OFF, OE='H'?
Yes; see sections 8.3.3 and 10 of the datasheet.