Leland Chee (Guardião do Holocron e, portanto, praticamente a principal autoridade do cânone) confirmou que isso de fato acontecer.
(explaining how canon database works) ... Source A contradicts Source B. More likely than not, if Source A is from the films and Source B is from the EU, we'll use Source A. Of course, there can always be exceptions which is why the case-by-case determination is always in effect no matter what the Sources." (src)
Quando pressionado por detalhes sobre o mesmo tópico, ele indicou isso (Tasty Taste é seu ID no fórum do starwars.com):
From: Tasty Taste
Date Posted: Nov 07, 2005 10:06 AM> I'd be interested to know what circumstances would allow the EU to overthrow the films...
Well, you've got the Boba Fett thing. Then there's stormtroopers where there's a bunch of sources released prior to Ep2 that said that they were human recruits. Hence we established that while most stormtroopers are clones, there are some that are recruits.