The article lists your printer under "Software Available", but it only has a "P" after it, meaning there is printer but no scanner software available. The article also lists Canon's website, which is where you will need to go for support.
There is no ICA driver available from Apple, which means you cannot scan using the included Image Capture or Preview applications. And checking the Canon USA web site, they have no drivers for this model for 10.8. So it would appear that the answer is no to scanning on 10.8