B&H has the new Nikon AF-S 80-400mm f/4.5-5.6G ED VR in stock and now shipping. Check it out here at B&H Photo.
And yes, if you want to save a few bucks, you can still order the old version for half the price.
B&H has the Canon 6D for $1,999 (reg. $2,099) and the Canon 6D kit with EF 24-105mm f/4L IS zoom lens for $2,499 (reg. $2,899). Both Canon 6D options include a Lowepro camera bag and a Transcend 32GB SDHC card. Check them out at the links below.