No. On a xONEn fare all the flights have to be operated by OneWorld airlines. On the xGLOBnn fares there are some specific codeshares allowed, but not Alaskan.
Full rules are here:
http://www.hardlink.com/~markdu/OWFiles/
or as published in HK by CX, here:
http://www.christen.demon.co.uk/CXRule/
Last edited by christep; May 2, 2004 at 5:17 am
Reason: change of URL