First, power up VCC and then power up VL. However, if VL is powered on first, this will not damage the device or cause the device latch up, but this means the device will source current from VL which may cause the device to work abnormally.
First, power up VCC and then power up VL. However, if VL is powered on first, this will not damage the device or cause the device latch up, but this means the device will source current from VL which may cause the device to work abnormally.