Does the Apple USB Keyboard Power Button Also Work on an iBook G3?

I recently acquired an Apple USB Keyboard (M2452), the model designed for the original iMac G3 . It features curved black keycaps, translucent pinstripes on the top and blue plastic around the bottom. It’s also notable for being Apple’s only USB keyboard with a power button. The integrated power button was a staple of prior ADB keyboards; being a proprietary port, Apple could wire one pin directly…