The TXB0108PWR is a 8-bit noninverting translator uses two separate configurable power-supply rails. This device is fully specified for partial-power-down applications using Ioff. The Ioff circuitry disables the outputs, preventing damaging current backflow through the device when it is powered down.
Ioff Supports Partial-Power-Down Mode Operation
Low power consumption
Latch-Up performance exceeds 100 mA per JESD 78, class II