To upgrade from HDP 2.0.6.0 to HDP 2.0.6.1, you can follow the HDP 1 to HDP 2 upgrade instructions with the following exceptions.
Do NOT uninstall Oozie as it says here here. Instead run the command:
yum erase hadoop-pipes hadoop-sbin hadoop-native
And upgrade Oozie instead of re-installing it as it says here. Run
For RHEL/CentOS:
yum upgrade oozie
For SLES:
zypper upgrade oozie
For Ubuntu:
apt-get updrade oozie