In TPS3851G50EDRBR (5 V -operating IC) is it possible to operate as below,
VDD (Pin 1) - Connected with 5V supply.
WDO and RESET(Pin 7 and 8 tied together) - Connected through a pull up to 1.8V supply.
Is it possible to use different voltage for Vdd and WDO (Vpu -Pullup voltage).