I can confirm that it is possible to backup games on a console that isn't the region the consoles. I have successfully backed up both PAL and NTSC-J Gamecube games and PAL and NTSC Wii games on my PAL Wii.
Hope this helps!
Hope this helps!
CPU: AMD Phenom II x4 940 3.0GHz
MOBO: MSI DKA790GX
RAM: OCZ Reaper HPC Edition 4GB
GPU: NVIDIA GTX 285 1GB
HDD: Western Digital VelociRaptor 300GB + Maxtor 1TB External
OS: Windows Vista Home Premium 64-Bit
MOBO: MSI DKA790GX
RAM: OCZ Reaper HPC Edition 4GB
GPU: NVIDIA GTX 285 1GB
HDD: Western Digital VelociRaptor 300GB + Maxtor 1TB External
OS: Windows Vista Home Premium 64-Bit