Constant openthread_sys::otPlatMcuPowerState_OT_PLAT_MCU_POWER_STATE_OFF

pub const otPlatMcuPowerState_OT_PLAT_MCU_POWER_STATE_OFF: otPlatMcuPowerState = 2;

NCP is fully off.

An NCP hardware reset (via a RESET pin) is required to bring the NCP back to SPINEL_MCU_POWER_STATE_ON. RAM is not retained after reset.